1AOI

COMPLEX BETWEEN NUCLEOSOME CORE PARTICLE (H3,H4,H2A,H2B) AND 146 BP LONG DNA FRAGMENT

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	I, J	PALINDROMIC 146 BP DNA REPEAT 8/9 FROM HUMAN X-CHROMOSOME ALPHA SATELLITE DNA	polymer	146	45053.9	2
2	A, E	HISTONE H3	polymer	116	13244.5	2	UniProt (P02302) Pfam (PF00125) In PDB	Xenopus laevis (African clawed frog)
3	B, F	HISTONE H4	polymer	87	9990.8	2	UniProt (P62799) Pfam (PF15511) In PDB	Xenopus laevis (African clawed frog)
4	C, G	HISTONE H2A	polymer	116	12639.8	2	UniProt (P06897) Pfam (PF00125) Pfam (PF16211) In PDB	Xenopus laevis (African clawed frog)
5	D, H	HISTONE H2B	polymer	99	11180.0	2	UniProt (P02281) Pfam (PF00125) In PDB	Xenopus laevis (African clawed frog)
6	I, J	MANGANESE (II) ION	non-polymer		54.9	6	Chemie (MN)
7		water	water		18.0	13	Chemie (HOH)

Sequence modifications

A, E: 20 - 135 (UniProt: P02302)

PDB	External Database	Details
Ala 21	Val 21	conflict
Arg 26	Lys 26	conflict
Ser 28	Cys 28	conflict
Ser 86	Arg 86	conflict

C, G: 4 - 119 (UniProt: P06897)

PDB	External Database	Details
Arg 99	Gly 99	conflict

D, H: 24 - 122 (UniProt: P02281)

PDB	External Database	Details
Thr 29	Ser 32	conflict

Contents of the asymmetric unit

Polymers	Number of chains	10
	Total formula weight	184217.8
Non-Polymers*	Number of molecules	6
	Total formula weight	329.6
All*	Total formula weight	184547.4

*Water molecules are not included.